AutoCodesMercury – B2324 Mercury

B2324 Mercury Code - Mirror Driver Vertical Feedback Potentiometer Circuit Failure

Quick Answer

Under normal operation, the exterior mirror control switch receives power and ground from the circuit. Common causes include Faulty Driver Exterior Mirror, Driver Exterior Mirror harness is open or shorted, Driver Exterior Mirror circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
B2324 Mercury indicates Mirror Driver Vertical Feedback Potentiometer Circuit Failure.
Common causes
Common causes include Faulty Driver Exterior Mirror, Driver Exterior Mirror harness is open or shorted, Driver Exterior Mirror circuit poor electrical connection.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 635
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Nov 07, 2019
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Code B2324 Mercury Description

Under normal operation, the exterior mirror control switch receives power and ground from the circuit. The exterior mirror control switch uses circuits to send input signals to the Driver Door Module (DDM). The DDM controls the Left (LH) exterior mirror motor movement by supplying the appropriate power and ground to circuits. The DDM communicates with the Driver Seat Module (DSM) through the Medium-Speed Controller Area Network (MS-CAN) whenever the DDM receives an input signal from the exterior mirror control switch for the Right (RH) mirror. The DSM controls the RH exterior mirror motor movement by supplying the appropriate power and ground.
The memory mirror system uses feedback potentiometers, located in the LH and RH exterior mirrors, in order to track the movement of the LH and RH exterior mirror motors. The DDM supplies the LH and RH exterior mirror feedback potentiometer reference voltage and ground through circuits. The DDM receives feedback from the LH and RH exterior mirror feedback potentiometer through left/right and up/down circuits.
OBDII Code B2324 Mercury - Mirror Driver Vertical Feedback Potentiometer Circuit Failure - AutoCodes.com
B2324 Mercury Code - Mirror Driver Vertical Feedback Potentiometer Circuit Failure

What are the Possible Causes of the DTC B2324 Mercury?

  • Faulty Driver Exterior Mirror
  • Driver Exterior Mirror harness is open or shorted
  • Driver Exterior Mirror circuit poor electrical connection
  • Faulty Driver Exterior Mirror Control Switch
  • Faulty Driver Door Module (DDM)
  • Faulty Driver Seat Module (DSM)

How to Fix the DTC B2324 Mercury?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B2324 Mercury code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about B2324 Mercury Code

1. What does the OBDII code B2324 mean on a Mercury vehicle?

The code B2324 indicates a failure in the Mirror Driver Vertical Feedback Potentiometer Circuit, which is responsible for monitoring the vertical adjustment of the side mirror.

2. What are the common symptoms of the B2324 code?

Symptoms may include the side mirror not adjusting vertically, unresponsive mirror controls, or a stored trouble code without noticeable mirror issues.

3. What causes the B2324 code to appear?

Common causes include a faulty mirror motor, damaged wiring or connections in the circuit, or a malfunctioning potentiometer within the mirror assembly.

4. Can the B2324 code affect other vehicle functions?

Typically, this code only affects the mirror adjustment system and does not impact other vehicle functions.

5. How can I diagnose the B2324 code?

Start by inspecting the mirror wiring and connectors for damage or corrosion. Then, test the mirror motor and potentiometer for proper functionality using a multimeter.

6. Is it safe to drive with the B2324 code active?

Yes, it is generally safe to drive, but you may experience inconvenience due to the inability to adjust the side mirror vertically.

7. How do you fix the B2324 code on a Mercury vehicle?

Repairs may include replacing the mirror motor, repairing damaged wiring, or replacing the side mirror assembly if the potentiometer is non-replaceable.

8. How much does it cost to fix the B2324 code?

Costs vary depending on whether you need to repair wiring or replace the mirror assembly, typically ranging from $100 to $400, including parts and labor.

9. Can I clear the B2324 code without fixing the issue?

You can clear the code with an OBDII scanner, but it will likely return if the underlying issue is not resolved.

10. Do I need professional help to fix the B2324 code?

If you're comfortable working with vehicle electronics and diagnosing wiring issues, you may attempt the repair yourself. Otherwise, it’s best to consult a professional mechanic.

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